Patent Yard Sign in
Expired Canadian patentCanada

Modulators of nucleic acid ligands

CA 2448567 C · Owner: Sullenger, Bruce A. · Inventors: Rusconi, Christopher; Sullenger, Bruce A.

CIPO record

Overview

Drawings and full text

Its claims, description and drawings are in the Canadian Patents Database.

Open the CIPO record

Abstract From the Canadian patent

The biological activity of nucleic acid ligand is regulated (i.e. enhanced or inhibited) in vivo to produce a desired biological effect. This is accomplished through the administration of a modulator or regulator, that , changes the binding of the nucleic acid ligand for its target or that degrades or otherwise cleaves, metabolizes or breaks down the nucleic acid ligand while the ligand is still exerting its effect. Modulators of the present invention can be administered in real time as needed based on various factors including , the progress of the patient as well as the physician's discretion in how to achieve optimal therapy. Thus, this invention provides for the first time a …

Read the whole patent

Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.

Why it's free to use

  • Filed May 28, 2002 and granted May 20, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended May 28, 2022.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 28, 2024.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMay 28, 2002
GrantedMay 20, 2014
Term endedMay 28, 2022
Patent numberCA 2448567 C
Classification (IPC)C07H21/04 +1 more

Timeline

Timeline From CIPO dates

2003200520072009201120132015201720192021Application filedMay 28, 2002Patent grantedMay 20, 2014Term endedMay 28, 2022

Sources & verification

Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.